Why do clouds form in front of a warm front? Cold air is more dense than warm air, so when a warm air mass meets a cold air mass, the cold air ends up below the warm air. Once the air has risen, it cools and clouds can form. Warm fronts produce clouds when warm […]
Is kidney stones the worst pain ever?
Is kidney stones the worst pain ever? Passing a kidney stone is said to be some of the most severe physical pain a person can experience. “Basically, for the first-timer with a kidney stone, the symptoms are not subtle.” You may picture someone passing a kidney stone in excruciating pain while a small rock moves […]
Why do lane controls change?
Why do lane controls change? When weather, roadwork or traffic incident impacts road conditions, lane control signs can change. This reduces the risk of further incidents occurring and also allows faster access for emergency or service vehicles. What lane should I be in on a roundabout? left-hand lane Which are the four common mistakes made […]
Why can ropes only pull and not push?
Why can ropes only pull and not push? When the rope is not taut, your force goes to changing the shape of the rope so the two ends are closer – because it’s flexible by nature, not brittle, this happens without it breaking. Eventually though, it’ll be fully compressed against the object, and then you […]
How are GPS used today?
How are GPS used today? Surveyors, scientists, pilots, boat captains, first responders, and workers in mining and agriculture, are just some of the people who use GPS on a daily basis for work. They use GPS information for preparing accurate surveys and maps, taking precise time measurements, tracking position or location, and for navigation. What […]
Does freezing water increase density?
Does freezing water increase density? Water expands when it freezes making it less dense than the water from which it freezes. In fact, its volume is a little over 9% greater (or density ca. If water did not expand when freezing, then it would be denser than liquid water when it froze; therefore it would […]
What tempo is very fast?
What tempo is very fast? Allegro – fast, quick, and bright (120–156 bpm) (molto allegro is slightly faster than allegro, but always in its range; 124-156 bpm) Vivace – lively and fast (156–176 bpm) Allegrissimo or Allegro vivace – very fast (172–176 bpm) Presto – very, very fast (168–200 bpm) What is the Italian word […]
What methods are used to overcome the fluctuating power generation of windmill?
What methods are used to overcome the fluctuating power generation of windmill? Pitch Control :- The power output of the turbine is constantly checked by an electronic measuring unit. When the power output become to high, it a actuate the blade pitch mechanism Which turns the rotor blades out of the wind this reduce the […]
What is an example of system thinking?
What is an example of system thinking? Systems thinking is the process of understanding how things influence one another within a whole. In nature, systems thinking examples include ecosystems in which various elements such as air, water, movement, plants, and animals work together to survive or perish. What are two types of systems? There are […]
Are earthworms asexual?
Are earthworms asexual? Earthworms can also reproduce themselves if need be. They can regenerate new segments if they lose a few. They don’t reproduce asexually, however; only half (and likely the head half) of an earthworm split in two will regenerate into a full worm once again [source: Tomlin]. What is the average lifespan of […]